The Peek 'n Peep Eggs encourages problem-solving in children. Once all the eggs and shells are removed, they have to match the shells to the shapes in the cartons and match the faces of the chicks to the faces on the eggshells. FUN SOUNDS AND COLORS: What are chicks without their peep? These Peek 'n Peep Eggs come in bright, fun colors with silly faces. They even peep when you press down on them. Kids will love playing with these eggs for hours on end. The Peek-A-Boo Egg Carton allows you to take your little chicks anywhere you want to go. It's perfect for bringing along on vacation or taking for the weekend at grandma's. It holds all six of the eggshells with the eggs inside them.